combining like terms 13 videos

Combinations
Precalculus Topics in Discrete Math
How to find the number of combinations of a set.
chose choosing combination order doesn't matter pens 
Combinations vs. Permutations
Precalculus Topics in Discrete Math
How to know when to use combinations or permutations.
combination permutation order matters order doesn't matter 
Geometric Sequences
Precalculus Sequences and Series
How to find the general term of a geometric sequence.
geometric sequence general term rate 
Arithmetic Sequences
Precalculus Sequences and Series
How to find the general term of an arithmetic sequence.
arithmetic sequence common difference general term 
Recursion Sequences
Precalculus Sequences and Series
How to use a recursion formula to represent the Fibonacci sequence.
recursion previous term Fibonacci 
Evaluating a Logarithmic Expression in terms of Known Quantities
Precalculus Exponential and Logarithmic Functions
How to break up a logarithm of a large number.
product rule of logs quotient rule of logs expand 
Fundamental Counting Principal
Precalculus Topics in Discrete Math
How to use the fundamental counting principal.
combination tree diagram fundamental counting principal 
Using the Inverse Trigonometric Functions
Precalculus Advanced Trigonometry
How to evaluate expressions like tan(sin (4/5))^(1).
sine cosine tangent inverse sine inverse cosine inverse tangent the unit circle 
Unit Vectors
Precalculus Vectors and Parametric Equations
How to express a vector algebraically in terms of the unit vectors i and j.
unit vectors length magnitude the unit vectors i and j vector addition scalar multiplication component form 
Polynomial Functions
Precalculus Polynomial and Rational Functions
How we define polynomial functions, and identify their leading coefficient and degree.
polynomial functions coefficients leading term leading coefficient degree 
Graphing Polynomial Functions with Repeated Factors
Precalculus Polynomial and Rational Functions
How we identify the behavior of a polynomial graph near an xintercept.
polynomial functions leading term end behavior x intercepts 
Vector Operations in 3D
Precalculus Vectors and Parametric Equations
How to perform vector operations like addition, scalar multiplication, the dot product, and finding the magnitude, in three dimensions.
vectors components vector addition scalar multiplication the dot product the scalar product magnitude length three dimensions 
Graphing Polynomial Functions
Precalculus Polynomial and Rational Functions
How we identify the end behavior of a polynomial functions.
polynomial functions degree leading term turning points cubic functions quartic functions end behavior